The Test(ing) of Time: The Surprisingly Good Hourglass

My class this term is a “Scholars Research Seminar” with the title “A Brief History of Timekeeping,” looking at the science and technology of timekeeping from prehistory through modern atomic clocks. This is nominally an introduction to “research methods,” though the class operates under a lot of constraints that fully justify the scare quotes, at […]

Active Learning Experiment: Nearly the End

As noted in previous posts, I’ve been trying something radically different with this term’s classes, working to minimize the time I spend lecturing, and replace it with in-class discussion and “clicker questions.” I’m typing this while proctoring the final exam for the second of the two classes I’m teaching, so it’s not exactly the end, […]

Active Learning Experiment: The First 1.6 Weeks

As mentioned a while back, I’m experimenting with “active learning” techniques in my intro courses this term. Specifically, I’m doing a variant of the “Peer Instruction” method developed by Eric Mazur and others. There are a few complications imposed by our calendar/ class schedule, but I’m giving it a shot, and I thought I’d report […]